Flow price: --
8377e94ff7fb5aa01438c25f55282fa8d38a1130f6b746125acaaa7e5c03b55e

Transaction

Hash: 8377e94ff7fb5aa01438c25f55282fa8d38a1130f6b746125acaaa7e5c03b55e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8377e94ff7fb5aa01438c25f55282fa8d38a1130f6b746125acaaa7e5c03b55e:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
8377e94ff7fb5aa01438c25f55282fa8d38a1130f6b746125acaaa7e5c03b55e
Status:
ERROR
Block height:
40170181
Block id:
9d947499521586c6aeb3112f23db62c63fd419b64e7deafcf83a755067ae9732
Timestamp:
Wednesday 2 November 2022 at 14:24:53 UTC
()
Proposer:
Authorizers:
Gas used:
64